Home / 1,396,135.22-1,926,748.90-1,051,362.86

Finding the Fourth Proportional to 1,396,135.22, 1,926,748.90 and 1,051,362.86

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Solution

The fourth proportional to 1,396,135.22, 1,926,748.90 and 1,051,362.86 is: 1,450,942.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,135.22 : 1,926,748.90 = 1,051,362.86 : x
  2. Step 2: Convert to fraction form
    1,396,135.22/1,926,748.90 = 1,051,362.86/x
  3. Step 3: Cross multiply
    1,396,135.22x = 1,926,748.90 × 1,051,362.86
  4. Step 4: Simplify right side
    1,396,135.22x = 2,025,712,234,005.85
  5. Step 5: Solve for x
    x = 2,025,712,234,005.85/1,396,135.22
  6. Step 6: Final answer
    x = 1,450,942.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.